What was found
RIGHT WING OUTBOARD FLAP OUTBOARD HINGE (WING SIDE) BARREL NUT HOLE SURFACE FOUND CORROSION. CORROSIONS AT RIGHT WING OUTBOARD FLAP OUTBOARD HINGE (WING SIDE) BARREL NUT HOLE SURFACE REWORKED AS PER MD-11CMM 57-44-09. REPAIR SHIM FABRICATED AND INSTALLED AS PER MD-11 CMM 57-44-09. REPAIR EVALUATED AND FOUND BARREL NUT MATING SURFACE REMAINING THICKNESS OF UPPER: 0.423" AND LOWER: 0.434" WITHIN LIMIT BASE THE DIFFERENCE BETWEEN DRAWING LIMITS AND CMM MAX REWORK LIMITS FOR BARREL NUT HOLE. MINIMUM THICKNESS: 0.3765". REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.